6.2 sec in total
914 ms
4.8 sec
443 ms
Click here to check amazing Centrum Druku content for Poland. Otherwise, check out these important facts you probably never knew about centrumdruku.pl
Centrum Druku - Specjaliści od drukarek - Centrum Druku - tusze, tonery
Visit centrumdruku.plWe analyzed Centrumdruku.pl page load time and found that the first response time was 914 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
centrumdruku.pl performance score
name
value
score
weighting
Value4.7 s
13/100
10%
Value8.5 s
2/100
25%
Value6.8 s
35/100
10%
Value710 ms
42/100
30%
Value0.002
100/100
15%
Value11.1 s
20/100
10%
914 ms
222 ms
39 ms
30 ms
75 ms
Our browser made a total of 188 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Centrumdruku.pl, 2% (4 requests) were made to Code.jquery.com and 2% (4 requests) were made to Secure.livechatinc.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Centrumdruku.com.pl.
Page size can be reduced by 1.2 MB (46%)
2.6 MB
1.4 MB
In fact, the total size of Centrumdruku.pl main page is 2.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 163.2 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 163.2 kB or 82% of the original size.
Potential reduce by 91.9 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Centrum Druku images are well optimized though.
Potential reduce by 686.5 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 686.5 kB or 74% of the original size.
Potential reduce by 252.5 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Centrumdruku.pl needs all CSS files to be minified and compressed as it can save up to 252.5 kB or 90% of the original size.
Number of requests can be reduced by 85 (46%)
183
98
The browser has sent 183 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centrum Druku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
www.centrumdruku.com.pl
914 ms
json2.js
222 ms
jquery-1.9.1.js
39 ms
jquery-migrate-1.2.1.min.js
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css
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jquery-ui.js
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centrumdruku.pl accessibility score
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
centrumdruku.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
centrumdruku.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document doesn't use legible font sizes
Tap targets are not sized appropriately
PL
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centrumdruku.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Centrumdruku.pl main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
centrumdruku.pl
Open Graph description is not detected on the main page of Centrum Druku. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: